Tab Suspender (Tab Unloader)
Automatically suspend (hibernate) inactive tabs to free up system resources
Yandex Wordstat Assistant
Google Keep Sidebar
Access to Google Keep website on the sidebar.
Visual bookmarks, bookmarks sync across various browsers and absolute safety for your bookmarks
EverSync - Sync dials, backup dials
Synchronize your bookmarks, FVD Speed Dials. Secure online access. Backup, restore your bookmarks. Sync favorites between computers
Homepage in New Tab
This extension enables you to set homepage and open in new or current tab.
Notifies you about unread e-mail in your Gmail account.
A simple proxy management tool
Quickly and easily switch between popular user-agent strings.
Open in PDF Reader
Adds a context menu item to send PDF links directly to a PDF viewer like Adobe Acrobat Reader
Buster: Captcha Solver for Humans
Save time by asking Buster to solve captchas for you.
The safe way to access your personal mail.
Easily record video & audio from your computer's camera
Reddit Enhancement Suite
A suite of modules that enhance your Reddit browsing experience
Read epub files directly in the browser
Black Menu for Google™
The easiest access to the Google universe
Close & Clean
Close all tabs and windows and clean up Opera in one single click
Retruco Eliminate Anti AdBlock
Removes fixed message from Ad-Block blockers
Preview documents, videos, music and more before you download them.
Avira Password Manager
Avira Password Manager creates, saves, manages, and syncs all your passwords and notes across all your devices.
Session manager and tabs saver. With sync
Open in VLC media player
Adds a context menu to send audio and video streams directly to the well-known VLC™ media player
RSS Reader for Opera 15+!
Steam Trader Helper
This extension facilitate the work on the Steam Community Market.
Google Keep is the easiest way to store your notes while you browse internet
Block ads seamlessly on popular websites
Take a screenshot from the entire website with just one click.
Open multiple links at once.
Enlarge thumbnails on mouse over. Works on over 100 sites and is totally free from shady updates, ads or 3rd party tracking.
Raindrop.io - Smart Bookmarks
"Save Button" for Web
QR Codematic allows you to easily generate QR codes.
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes